Makoto Iwahara

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Image scanning apparatus
- Patent number 5,140,443
- Issue date Aug 18, 1992
- Victor Company of Japan, Ltd.
- Makoto Iwahara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image pickup device having a photoconductive optical modulator element
- Patent number 4,831,452
- Issue date May 16, 1989
- Victor Company of Japan Ltd.
- Itsuo Takanashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Information signal recording disc recorded with stereoscopic televi...
- Patent number 4,739,418
- Issue date Apr 19, 1988
- Victor Company of Japan, Ltd.
- Makoto Iwahara
- G11 - INFORMATION STORAGE
Information Patent Grant
Directional microphone apparatus
- Patent number 4,703,506
- Issue date Oct 27, 1987
- Victor Company of Japan, Ltd.
- Atsushi Sakamoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Microphone apparatus having a variable directivity pattern
- Patent number 4,696,043
- Issue date Sep 22, 1987
- Victor Company of Japan, Ltd.
- Makoto Iwahara
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Stereoscopic television system and apparatus with 4 to 1 interlace...
- Patent number 4,672,434
- Issue date Jun 9, 1987
- Victor Company of Japan, Ltd.
- Kiyoaki Suzuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
M-S type stereophonic microphone
- Patent number 4,628,525
- Issue date Dec 9, 1986
- Victor Company of Japan, Ltd.
- Makoto Iwahara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Phased-array sound pickup apparatus
- Patent number 4,559,642
- Issue date Dec 17, 1985
- Victor Company of Japan, Limited
- Naotaka Miyaji
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Phased-array sound pickup apparatus having no unwanted response pat...
- Patent number 4,521,908
- Issue date Jun 4, 1985
- Victor Company of Japan, Limited
- Naotaka Miyaji
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Audio signal translation with no delay elements
- Patent number 4,349,698
- Issue date Sep 14, 1982
- Victor Company of Japan, Limited
- Makoto Iwahara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Frequency band dividing filter using delay-line filter
- Patent number 4,238,744
- Issue date Dec 9, 1980
- Victor Company of Japan, Ltd.
- Makoto Iwahara
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Audio signal translation for loudspeaker and headphone sound reprod...
- Patent number 4,209,665
- Issue date Jun 24, 1980
- Victor Company of Japan, Limited
- Makoto Iwahara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Binaural sound reproduction system
- Patent number 4,199,658
- Issue date Apr 22, 1980
- Victor Company of Japan, Limited
- Makoto Iwahara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Stage-expanded stereophonic sound reproduction
- Patent number 4,192,969
- Issue date Mar 11, 1980
- Makoto Iwahara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Signal processing circuit for binaural signals
- Patent number 4,188,504
- Issue date Feb 12, 1980
- Victor Company of Japan, Limited
- Masao Kasuga
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Acoustic translation of quadraphonic signals for two- and four-spe...
- Patent number 4,159,397
- Issue date Jun 26, 1979
- Victor Company of Japan, Limited
- Makoto Iwahara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Binaural sound reproducing system
- Patent number 4,143,244
- Issue date Mar 6, 1979
- Victor Company of Japan, Limited
- Makoto Iwahara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Frequency band dividing filter
- Patent number 4,137,510
- Issue date Jan 30, 1979
- Victor Company of Japan, Ltd.
- Makoto Iwahara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Binaural multi-channel stereophony
- Patent number 4,119,798
- Issue date Oct 10, 1978
- Victor Company of Japan, Limited
- Makoto Iwahara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Stereophonic sound reproduction system
- Patent number 4,118,599
- Issue date Oct 3, 1978
- Victor Company of Japan, Limited
- Makoto Iwahara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Makoto Iwahara

Person

Patents Grantslast 30 patents

Image scanning apparatus

Image pickup device having a photoconductive optical modulator element

Information signal recording disc recorded with stereoscopic televi...

Directional microphone apparatus

Microphone apparatus having a variable directivity pattern

Stereoscopic television system and apparatus with 4 to 1 interlace...

M-S type stereophonic microphone

Phased-array sound pickup apparatus

Phased-array sound pickup apparatus having no unwanted response pat...

Audio signal translation with no delay elements

Frequency band dividing filter using delay-line filter

Audio signal translation for loudspeaker and headphone sound reprod...

Binaural sound reproduction system

Stage-expanded stereophonic sound reproduction

Signal processing circuit for binaural signals

Acoustic translation of quadraphonic signals for two- and four-spe...

Binaural sound reproducing system

Frequency band dividing filter

Binaural multi-channel stereophony

Stereophonic sound reproduction system